.loader{
  position: relative;
  left: 0;right: 0;bottom: 0;top: 0;
  display: block;
  margin: auto;
  width: 4em;
  text-align: center;
  z-index: 999;
}
.ball-pulse-sync > div{
  background: $blue;
  outline: blue;
  height: 10px;
  width: 10px;
}
.loader-hidden{
  display: none;
}
